<?php

namespace app\admin\controller\exam;

use app\admin\model\exam\MemberCodeModel;
use app\common\controller\Backend;
use think\Db;
use think\exception\PDOException;
use think\exception\ValidateException;

/**
 * 题库激活码
 * @icon fa fa-circle-o
 */
class CateCode extends Backend
{

    /**
     * CateCodeModel模型对象
     * @var \app\admin\model\exam\CateCodeModel
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\exam\CateCodeModel;
        $this->view->assign("statusList", $this->model->getStatusList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                ->with(['user'])
                ->where($where)
                ->order($sort, $order)
                ->paginate($limit);

            foreach ($list as $row) {
                // $row->getRelation('cate')->visible(['name']);
                $row->getRelation('user')->visible(['nickname']);

                if ($row['cate_id']) {
                    $cate_ids          = explode(',', $row['cate_id']);
                    $cate_names        = Db::name('exam_cate')->where('id', 'in', $cate_ids)->column('name');
                    $row['cate_names'] = implode(',', $cate_names);
                } else {
                    $row['cate_names'] = '';
                }
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    // 是否采用模型验证
                    if ($this->modelValidate) {
                        $name     = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                        $this->model->validateFailException(true)->validate($validate);
                    }

                    $count = $params['count'] ?? 1;
                    if ($count > 1000) {
                        $this->error('一次最多只能生成1000个码');
                    }

                    $insert = [];
                    for ($i = 0; $i < $count; $i++) {
                        $insert[] = [
                            'code'    => MemberCodeModel::generateCode(),
                            'cate_id' => $params['cate_id'],
                            'days'    => $params['days'],
                        ];
                    }
                    $result = $this->model->saveAll($insert);

                    // $result = $this->model->allowField(true)->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }
}
